CN110356261A - Electric bicycle wireless charging stake system based on magnet coupled resonant type - Google Patents

Electric bicycle wireless charging stake system based on magnet coupled resonant type Download PDF

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Publication number
CN110356261A
CN110356261A CN201910701455.9A CN201910701455A CN110356261A CN 110356261 A CN110356261 A CN 110356261A CN 201910701455 A CN201910701455 A CN 201910701455A CN 110356261 A CN110356261 A CN 110356261A
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CN
China
Prior art keywords
transmitting
receiving end
module
wireless charging
end device
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Pending
Application number
CN201910701455.9A
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Chinese (zh)
Inventor
黄晓生
孔毅鹏
田源
黄靖
林抒毅
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Fujian University of Technology
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Fujian University of Technology
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Priority to CN201910701455.9A priority Critical patent/CN110356261A/en
Publication of CN110356261A publication Critical patent/CN110356261A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
    • B60L53/12—Inductive energy transfer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
    • B60L53/12—Inductive energy transfer
    • B60L53/122—Circuits or methods for driving the primary coil, e.g. supplying electric power to the coil
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/20—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by converters located in the vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/30—Constructional details of charging stations
    • B60L53/302—Cooling of charging equipment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/30—Constructional details of charging stations
    • B60L53/31—Charging columns specially adapted for electric vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/60—Monitoring or controlling charging stations
    • B60L53/68—Off-site monitoring or control, e.g. remote control
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
    • H02J50/12—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2200/00—Type of vehicles
    • B60L2200/46—Vehicles with auxiliary ad-on propulsions, e.g. add-on electric motor kits for bicycles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2210/00—Converter types
    • B60L2210/10—DC to DC converters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2210/00—Converter types
    • B60L2210/30—AC to DC converters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/72—Electric energy management in electromobility
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/12—Electric charging stations
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/14—Plug-in electric vehicles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/16—Information or communication technologies improving the operation of electric vehicles

Abstract

The electric bicycle wireless charging stake system based on magnet coupled resonant type that the present invention relates to a kind of, including the wireless charging stake with transmitting end device and the receiving end device on electric bicycle；Transmitting end device includes AC/DC rectification module, DC/DC accessory power supply, two-way E class high-frequency inversion module, transmitting coil, observation circuit, control unit and communication unit, the input terminal of AC/DC rectification module connects power grid, output end is separately connected DC/DC accessory power supply and two-way E class high-frequency inversion module, the output end of two-way E class high-frequency inversion module connects transmitting coil, and DC/DC accessory power supply is other module for power supply；Receiving end device includes receiving coil, high-frequency rectification module, DC/DC voltage regulating module, DC/DC accessory power supply, pond to be charged, observation circuit, control unit and communication unit, the output end of receiving coil connects DC/DC voltage regulating module through high-frequency rectification module, the output end of DC/DC voltage regulating module is separately connected pond to be charged and DC/DC accessory power supply, and DC/DC accessory power supply is other module for power supply.The system is safe and reliable, and charge efficiency is high.

Description

Electric bicycle wireless charging stake system based on magnet coupled resonant type
Technical field
The present invention relates to wireless charging technical fields, and in particular to it is a kind of based on the electric bicycle of magnet coupled resonant type without Line charging pile system.
Background technique
With the raising of China's sustained economic growth and income of urban and rural residents level, people also constantly propose travel requirement Height, it is convenient, environmentally friendly, economical due to electric bicycle the features such as, it is deep to be liked by masses, become energy-saving and environment-friendly one kind and ride instead of walk work Tool, in recent years, electric bicycle market shows stable growth momentum.However due to the country lack reasonable management measure and Electric bicycle parks layout designs, and electric bicycle lacks place of safely and conveniently charging in public, and people's majority is logical Household insert row is crossed to charge.But adapter used in charging, ununified standard, there are biggish security risks. And most charging piles are also only to provide a charging platform, and there is no substantive improvement electric vehicle charging safety.
Wireless power transmission technology has the unique advantage less than conventional cable power supply mode, can greatly improve and set Reliability, convenience and the safety of available electricity.Magnet coupled resonant type wireless electric energy transmission technology is the principle using resonance, real The high efficiency of transmission of existing energy, is the major technique of current medium and long distance wireless power transmission.
Patent CN207481675U provides a kind of electric bicycle wireless charging device positioned using car locking, including electricity Dynamic bicycle and wireless charging stake, be equipped on the electric bicycle for wireless charging stake locking mechanism of car it is mutually trivial and Bicycle lock, wireless charging stake at the top position of car locking mechanism be equipped with wireless charging transmitting terminal, wireless charging transmitting terminal Opposite with the position of wireless charging receiving terminal above bicycle lock is on electric bicycle, charging receiving end passes through output electricity Cable is electrically connected with the battery for being mounted on electric bicycle, and the wireless controller of wireless charging transmitting terminal is equipped in charging pile.Specially Sharp CN106685033A provides a kind of electric bicycle wireless charging system, and transmitting terminal includes transmitting coil, and full-bridge high-frequency is inverse Power transformation road, AC-DC Switching Power Supply, transmitting terminal accessory power supply, primary-side-control circuit, driving circuit, primary side wireless communication module and Voltage regulator circuit, receiving end include receiving coil, current rectifying and wave filtering circuit, on-vehicle battery, detection circuit, receiving end auxiliary electricity Source, the secondary communication module in control circuit, user interface, pair.But existing some electric bicycle wireless charging stakes exist Technical generally existing following disadvantage: 1, in radio energy transmission system, the topological structure of high frequency electric source mostly use greatly full-bridge or Half-bridge topology, when topological working frequency is larger, there are biggish losses for high-frequency inverter circuit, affect the biography of radio energy system Defeated efficiency.2, existing electric bicycle wireless charging stake is set for peculiar vehicle mostly, transmitting terminal and receiving terminal be all Wireless power transmission is carried out under specified conditions, and electric bicycle product category is various in the market, size, height are different, The voltage and current of charging is also not quite similar.
Summary of the invention
The electric bicycle wireless charging stake system based on magnet coupled resonant type that the purpose of the present invention is to provide a kind of, should System is safe and reliable, and charge efficiency is high.
To achieve the above object, the technical scheme is that it is a kind of based on the electric bicycle of magnet coupled resonant type without Line charging pile system, including the wireless charging stake with transmitting end device and the receiving end device on electric bicycle；
The transmitting end device include AC/DC rectification module, transmitting terminal DC/DC accessory power supply, two-way E class high-frequency inversion module, Transmitting coil, transmitting terminal observation circuit, transmitting terminal control unit and transmitting terminal communication unit, the AC/DC rectification module it is defeated Enter end connection power grid, output end divides two-way, connects transmitting terminal DC/DC accessory power supply all the way, it is inverse that another way connects two-way E class high frequency Become module, the output end of the two-way E class high-frequency inversion module connects transmitting coil, and the transmitting terminal DC/DC accessory power supply is Transmitting terminal observation circuit, transmitting terminal control unit and transmitting terminal communication unit power supply, the transmitting terminal control unit respectively with hair End observation circuit, transmitting terminal communication unit communication connection are penetrated, the transmitting terminal observation circuit is used to detect the output of transmitting coil Voltage and current, the transmitting terminal communication unit with internet intelligent terminal platform for communicating；
The receiving end device includes receiving coil, high-frequency rectification module, DC/DC voltage regulating module, receiving end DC/DC auxiliary electricity Source, pond to be charged, receiving end observation circuit, receiving end control unit and receiving end communication unit, the output of the receiving coil End connects DC/DC voltage regulating module through high-frequency rectification module, and the output end of the DC/DC voltage regulating module divides two-way, connect all the way to Rechargable battery, another way connect receiving end DC/DC accessory power supply, the receiving end DC/DC accessory power supply be receiving end observation circuit, Receiving end control unit and receiving end communication unit power supply, the receiving end control unit respectively with receiving end observation circuit, connect Receiving end communication unit communication connection, the receiving end observation circuit is used to detect the input voltage and electric current of receiving coil, described Receiving end communication unit with internet intelligent terminal platform for communicating.
Further, further include internet intelligent terminal platform, the internet intelligent terminal platform respectively with transmitting terminal Device, receiving end device communication connection to send control command to transmitting end device, receiving end device respectively, and receive hair Penetrate the work state information of end device, receiving end device, the communication of mobile terminal of the internet intelligent terminal platform and user Connection, to open specified wireless charging stake, setting charging design parameter according to the user's choice.
Further, the wireless charging stake includes elevating mechanism, the transmitting end device be set to elevating mechanism on It drives lower up and down motion, and wireless charging stake top is equipped with charging mounting base, and the charging mounting base is set to face hair Penetrate the surface of the transmitting coil of end device；The receiving coil and high-frequency rectification module of the receiving end device are arranged detachable It on charging module, and is connected by connection cables and other modules of receiving end device, the detachable charging module and charging Mounting base is adapted, and to disassemble detachable charging module from receiving end device in charging, is mounted on charging installation It charges on seat.
Further, the elevating mechanism is mainly made of several electric cylinders mechanisms being set in wireless charging stake, described Transmitting end device is set on the screw rod of electric cylinders mechanism, to move up and down under the driving of electric cylinders mechanism.
Further, wireless charging stake bottom is equipped with radiator.
Further, the transmitting terminal control unit and the control terminal of elevating mechanism connect, in charging according to communication The charging design parameter that unit receives, control elevating mechanism adjustment transmitting end device is at a distance from charging mounting base, to adjust Whole output voltage and electric current.
Further, two-way E class high-frequency inversion module includes the DC voltage source provided by AC/DC rectification module, Switch mosfet S1, S2 and shunt capacitanceC f1、C f2, DC voltage source, which exports, divides two-way, all the way tandem tap S1, electricity in parallel HoldC f1, another way tandem tap Ss, shunt capacitanceC f2, two-way output is in parallel with transmitting terminal, and transmitting terminal includes bucking coilL 1eq 、 Transmitting coilL 2eq , equivalent capacity Cm12, loop equivalent resistanceR 1、R 2And compensating electric capacity C1、C2, wherein transmitting coilL 2eq With electricity Hold C2, resistanceR 2After series connection with equivalent capacity Cm12Parallel connection, bucking coilL 1eq With resistanceR 1It is series at equivalent capacity Cm12With transmitting CoilL 2eq , capacitor C2, resistanceR 2On the parallel-connection structure of composition, pass through transmitting coilL 2eq With receiving coilL 3eq It is coupled to pass Delivery of energy amount.
Compared with prior art, the invention has the following advantages: passing through magnet coupled resonant type wireless electric energy transmission side Formula changes traditional wired charging method, improves the safety and reliability of electric bicycle charging pile, and power adaptation The main topological structure of device uses two-way E class topological structure, relative to half-bridge and single exciting topological structure, has higher transmission effect Rate and power output.In addition, the system can adapt to more electric bicycle vehicles, do not need to carry out electric bicycle Special fixation facilitates user to carry out using use is efficient and convenient.
Detailed description of the invention
Fig. 1 is the system principle diagram of the embodiment of the present invention.
Fig. 2 is the structural schematic diagram of wireless charging stake in the embodiment of the present invention.
Fig. 3 is the WPT system circuit diagram based on two-way E class high-frequency inversion module in the embodiment of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment, the present invention is described in further details.
The present invention provides a kind of electric bicycle wireless charging stake system based on magnet coupled resonant type, as shown in Figure 1, packet Include the wireless charging stake with transmitting end device and the receiving end device on electric bicycle.
Transmitting end device include AC/DC rectification module, transmitting terminal DC/DC accessory power supply, two-way E class high-frequency inversion module, Transmitting coil, transmitting terminal observation circuit, transmitting terminal control unit and transmitting terminal communication unit, the input terminal of AC/DC rectification module Power grid is connected, output end divides two-way, connects transmitting terminal DC/DC accessory power supply all the way, and another way connects two-way E class high-frequency inversion mould Block, the output end of two-way E class high-frequency inversion module connect transmitting coil, and transmitting terminal DC/DC accessory power supply is transmitting terminal monitoring electricity Road, transmitting terminal control unit and transmitting terminal communication unit power supply, transmitting terminal control unit respectively with transmitting terminal observation circuit, transmitting Communication unit communication connection is held, transmitting terminal observation circuit is used to detect the output voltage and electric current of transmitting coil, transmitting terminal communication Unit with internet intelligent terminal platform for communicating.
Receiving end device includes receiving coil, high-frequency rectification module, DC/DC voltage regulating module, receiving end DC/DC auxiliary electricity Source, pond to be charged, receiving end observation circuit, receiving end control unit and receiving end communication unit, the output end warp of receiving coil High-frequency rectification module connects DC/DC voltage regulating module, and the output end of DC/DC voltage regulating module divides two-way, connects pond to be charged all the way, separately Receiving end DC/DC accessory power supply is connected all the way, and receiving end DC/DC accessory power supply is receiving end observation circuit, receiving end control list Member and the power supply of receiving end communication unit, receiving end control unit are communicated with receiving end observation circuit, receiving end communication unit respectively Connection, receiving end observation circuit are used to detect the input voltage and electric current of receiving coil, and receiving end communication unit is used for and interconnection Net intelligent terminal Platform communication.Wherein, transmitting terminal control unit, receiving end control unit can use
The invention also includes internet intelligent terminal platform, internet intelligent terminal platform respectively with transmitting end device, receiving end Device communication connection to send control command to transmitting end device, receiving end device respectively, and receives transmitting end device, connects The communication of mobile terminal of the work state information of receiving end device, internet intelligent terminal platform and user connect, according to user Selection open specified wireless charging stake, setting charging design parameter.
Fig. 2 is the structural schematic diagram of wireless charging stake in the present embodiment.As shown in Fig. 2, wireless charging stake includes elevator Structure 1, transmitting end device 2 are set on elevating mechanism 1 to move up and down under its driving, and wireless charging stake top is equipped with charging installation Seat 3, charging mounting base 3 are set to the surface of the transmitting coil 4 of face transmitting end device 2, and wireless charging stake bottom, which is equipped with, to be dissipated Thermal 5.The receiving coil and high-frequency rectification module of receiving end device are arranged on detachable charging module, and pass through connecting line Other of cable and receiving end device module connection, detachable charging module and charging mounting base be adapted, with charging when can Disassembly charging module is disassembled from receiving end device, is mounted in charging mounting base and is charged.In the present embodiment, it rises Descending mechanism is mainly made of several electric cylinders mechanisms being set in wireless charging stake, and transmitting end device is set to the silk of electric cylinders mechanism On bar, to move up and down under the driving of electric cylinders mechanism.
In the present embodiment, transmitting terminal control unit and the control terminal of elevating mechanism connect, in charging according to communication The charging design parameter that unit receives, control elevating mechanism adjustment transmitting end device is at a distance from charging mounting base, to adjust Whole output voltage and electric current.
Fig. 3 is the WPT system circuit diagram based on two-way E class high-frequency inversion module in the present embodiment.As shown in figure 3, Medium-high frequency power supply of the present invention uses two-way E class inverter differential topology structure, and two-way E class high-frequency inversion module includes by AC/ The DC voltage source that DC rectification module provides, switch mosfet S1, S2 and shunt capacitanceC f1、C f2, DC voltage source output Divide two-way, all the way tandem tap S1, shunt capacitanceC f1, another way tandem tap Ss, shunt capacitanceC f2, two-way exports and transmitting terminal Parallel connection, transmitting terminal include bucking coilL 1eq , transmitting coilL 2eq , equivalent capacity Cm12, loop equivalent resistanceR 1、R 2And compensation electricity Hold C1、C2, wherein transmitting coilL 2eq With capacitor C2, resistanceR 2After series connection with equivalent capacity Cm12Parallel connection, bucking coilL 1eq With electricity ResistanceR 1It is series at equivalent capacity Cm12With transmitting coilL 2eq , capacitor C2, resistanceR 2On the parallel-connection structure of composition, pass through transmitting coilL 2eq With receiving coilL 3eq It is coupled to transmit energy.
The above are preferred embodiments of the present invention, all any changes made according to the technical solution of the present invention, and generated function is made When with range without departing from technical solution of the present invention, all belong to the scope of protection of the present invention.

Claims (7)

1. a kind of electric bicycle wireless charging stake system based on magnet coupled resonant type, which is characterized in that including having transmitting The wireless charging stake of end device and the receiving end device on electric bicycle；
The transmitting end device include AC/DC rectification module, transmitting terminal DC/DC accessory power supply, two-way E class high-frequency inversion module, Transmitting coil, transmitting terminal observation circuit, transmitting terminal control unit and transmitting terminal communication unit, the AC/DC rectification module it is defeated Enter end connection power grid, output end divides two-way, connects transmitting terminal DC/DC accessory power supply all the way, it is inverse that another way connects two-way E class high frequency Become module, the output end of the two-way E class high-frequency inversion module connects transmitting coil, and the transmitting terminal DC/DC accessory power supply is Transmitting terminal observation circuit, transmitting terminal control unit and transmitting terminal communication unit power supply, the transmitting terminal control unit respectively with hair End observation circuit, transmitting terminal communication unit communication connection are penetrated, the transmitting terminal observation circuit is used to detect the output of transmitting coil Voltage and current, the transmitting terminal communication unit with internet intelligent terminal platform for communicating；
The receiving end device includes receiving coil, high-frequency rectification module, DC/DC voltage regulating module, receiving end DC/DC auxiliary electricity Source, pond to be charged, receiving end observation circuit, receiving end control unit and receiving end communication unit, the output of the receiving coil End connects DC/DC voltage regulating module through high-frequency rectification module, and the output end of the DC/DC voltage regulating module divides two-way, connect all the way to Rechargable battery, another way connect receiving end DC/DC accessory power supply, the receiving end DC/DC accessory power supply be receiving end observation circuit, Receiving end control unit and receiving end communication unit power supply, the receiving end control unit respectively with receiving end observation circuit, connect Receiving end communication unit communication connection, the receiving end observation circuit is used to detect the input voltage and electric current of receiving coil, described Receiving end communication unit with internet intelligent terminal platform for communicating.
2. the electric bicycle wireless charging stake system according to claim 1 based on magnet coupled resonant type, feature exist In, further include internet intelligent terminal platform, the internet intelligent terminal platform respectively with transmitting end device, receiving end device Communication connection to send control command to transmitting end device, receiving end device respectively, and receives transmitting end device, receiving end The communication of mobile terminal of the work state information of device, the internet intelligent terminal platform and user connect, according to user Selection open specified wireless charging stake, setting charging design parameter.
3. the electric bicycle wireless charging stake system according to claim 1 based on magnet coupled resonant type, feature exist In the wireless charging stake includes elevating mechanism, and the transmitting end device is set on elevating mechanism to transport up and down under its driving Dynamic, wireless charging stake top is equipped with charging mounting base, and the charging mounting base is set to the transmitting of face transmitting end device The surface of coil；The receiving coil and high-frequency rectification module of the receiving end device are arranged on detachable charging module, and It being connected by other of connection cables and receiving end device module, the detachable charging module and charging mounting base are adapted, To disassemble detachable charging module from receiving end device in charging, it is mounted in charging mounting base and charges.
4. the electric bicycle wireless charging stake system according to claim 3 based on magnet coupled resonant type, feature exist In the elevating mechanism is mainly made of several electric cylinders mechanisms being set in wireless charging stake, the transmitting end device setting In on the screw rod of electric cylinders mechanism, to move up and down under the driving of electric cylinders mechanism.
5. the electric bicycle wireless charging stake system according to claim 3 based on magnet coupled resonant type, feature exist In wireless charging stake bottom is equipped with radiator.
6. the electric bicycle wireless charging stake system according to claim 3 based on magnet coupled resonant type, feature exist In the control terminal connection of the transmitting terminal control unit and elevating mechanism, to be filled in charging according to what communication unit received Electric design parameter, control elevating mechanism adjustment transmitting end device is at a distance from charging mounting base, so as to adjust output voltage and electricity Stream.
7. the electric bicycle wireless charging stake system according to claim 1 based on magnet coupled resonant type, feature exist In, two-way E class high-frequency inversion module include the DC voltage source provided by AC/DC rectification module, switch mosfet S1, S2, with And shunt capacitanceC f1、C f2, DC voltage source, which exports, divides two-way, all the way tandem tap S1, shunt capacitanceC f1, another way series connection open Close Ss, shunt capacitanceC f2, two-way output is in parallel with transmitting terminal, and transmitting terminal includes bucking coilL 1eq , transmitting coilL 2eq , equivalent electricity Hold Cm12, loop equivalent resistanceR 1、R 2And compensating electric capacity C1、C2, wherein transmitting coilL 2eq With capacitor C2, resistanceR 2After series connection with Equivalent capacity Cm12Parallel connection, bucking coilL 1eq With resistanceR 1It is series at equivalent capacity Cm12With transmitting coilL 2eq , capacitor C2, resistanceR 2On the parallel-connection structure of composition, pass through transmitting coilL 2eq With receiving coilL 3eq It is coupled to transmit energy.
CN201910701455.9A 2019-07-31 2019-07-31 Electric bicycle wireless charging stake system based on magnet coupled resonant type Pending CN110356261A (en)

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